<html>
<head>
<style>
 .main{
    text-align: center;
    background-color: rgb(240, 240, 240);
    color: rgb(16, 16, 16)
    border-radius: 20px;
    position: absolute;
    left: 50%;
    top: 50%;
    transform: translate(-50%,-50%);
    font-family: &amp; quot; DejaVu Sans Mono&amp;quot; , &amp; quot; Everson Mono&amp;quot; , FreeMono , Menlo, Terminal, monospace;
    font-size: xx-large;
    border-radius: 15px;
    opacity: 0.75; 
    padding: 0.2em 0.5em;
}
</style>
</head>
<body style="background-color: rgb(0, 0, 0);">
    <div class="main">
        No Connection
    </div>
</body>
</html>